Cat Conversion Harnesses$775.00 to $875.00 for most trucks 10 feet long

These harnesses are used to replace mechanical engines with electronic engines. Each wire is colored coded with eleven colors to match the Caterpillar wiring schematic. Each wire is printed every six inches identifying what circuit it is such as Check Engine Lamp, Stop Engine Lamp, Sensor Common. These harnesses are made from the Caterpillar recommended wire gauge and wire type. Each harness is made to order with the circuits that you specify. Unsure about how you would like your harness configured we are happy to advise and guide you through the decision. We are not just a manufacturer of wiring harnesses we are the experts when it comes to Cat conversions.

A Cat bypass harness is used to communicate with the ECM on or off the engine. Use this harness to run the engine in or out of the truck. The harness is used to bypass the vehicle wiring to the engine ECM.

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Cat Bypass Harness
70 Pin ECM with J1939
$400.00

Cat Bypass Harness
70 Pin ECM
$325.00

Cat Bypass Harness
40 Pin ECM
$275.00

Cat Adapters

Wiring harness adapters are used when one electronic Cat engine is being replaced with another electronic Cat engine.